Multiple choice general knowledge science & technology

Who was the inventor of mechanical calculator for adding numbers?

  1. Charles Babbage

  2. Peano

  3. Newton

  4. Pascal

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Blaise Pascal invented the mechanical calculator called the Pascaline in 1642 at age 19. It was designed to help his father with tax calculations. Charles Babbage designed the Analytical Engine much later, while Newton and Peano made contributions to mathematics but not mechanical calculators for addition.